C Program to Converter a Binary to Decimal

You are Here:

Converter a Number from Binary to Decimal

In the following example, we will convert a Binary number (1000001) to a Decimal number (65).

Tips: It is recommended to use our online Binary to Decimal converter for better understanding.

Example

C Compiler
#include <stdio.h> #include <math.h>; int main() { int num = 1000001; int arr[50]; int i = -1, j, total = 0; while(num != 0) { i++; arr[i] = num % 10; num = num / 10; } for(j=i; j>=0; j--) total += (arr[j] * pow(2, j)); printf("Decimal number of 1000001 (binary) is %d", total); return 0; }

Output

Decimal number of 1000001 (binary) is 65

Converter any Given Binary Number to Decimal Number

In the following example, we will convert any given binary number to a decimal number.

Example

C Compiler
#include <stdio.h> #include <math.h>; int main() { int num, copyNum, arr[50]; int i = -1, j, total = 0; printf("Enter a Binary Number: "); scanf("%d", &num); copyNum = num; while(copyNum != 0) { i++; arr[i] = copyNum % 10; copyNum = copyNum / 10; } for(j=i; j>=0; j--) total += (arr[j] * pow(2, j)); printf("Decimal number of %d (binary) is %d", num, total); return 0; }

Output

Enter a Binary Number: 1010 Decimal number of 1010 (binary) is 10

Reminder

Hi Developers, we almost covered 98% of String functions and Interview Question on C with examples for quick and easy learning.

We are working to cover every Single Concept in C.

Please do google search for:

Join Our Channel

Join our telegram channel to get an instant update on depreciation and new features on HTML, CSS, JavaScript, jQuery, Node.js, PHP and Python.

This channel is primarily useful for Full Stack Web Developer.

Share this Page

Meet the Author